I would try Last Known Good Configuration. If that doesn't work you may be boot from OS CD and go into ASR to run chkdsk, this usually does a good job fixing issues such as this where there's a bad block that can be fixed on oen of the files used during boot.

If there is still an issue you may want to run a repair on the OS to see if you can repair it.

Issue: One Windows 2008 R2 64bit server on the network unable to connect to a buffalo Device (Linkstation) with firmware version 1.56. There are a total of four servers on the network this being one of them.
Troubleshooting Steps:
Connect via h…

Windows 8 came with a dramatically different user interface known as Metro. Notably missing from that interface was a Start button and Start Menu. Microsoft responded to negative user feedback of the Metro interface, bringing back the Start button a…